java web developer jobs in London

Responsibilities Development & Coding: Collaborate with lead and also Lead the development with mid level developers and implementation of scalable and high-performance Java-based applications. (This post will have more than 80% focus on this). Architecting Solutions and design: Collaborate with cross-functional teams to design and implement robust software...

WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage. Our clients include the...

Scala / Java Developer Fintech / Blockchain CryptocurrencyIf you are an exceptional programmer in any language, please apply!100,000 pa + benefits or up to 750pd Quant Capital is urgently looking for a Scala, Functional Developer or Java Developer to join our high profile client.Our Client is a global fintech with 20 of the worlds biggest banks as its...

Senior Java Analyst Developer / Technical ConsultantQuant Capital is urgently looking for a Java Analyst Developer / Technical Consultant to join our high profile client.Our client is a global trading platform software business. Its products are used globally by most asset managers and pension funds. They are well known in the fintech space and have offices...

Role: Software Developer (Mid-Level) Location: London Salary: Competitive + Compensation Package The role On behalf of a highly regarded fintech organisation, we are partnering to find an experienced Software Developer to join their engineering team in London. This role is suited to an engineer with a strong foundation in building production systems who is...

## Lead Java DeveloperApplyremote type: Hybridlocations: London United Kingdomtime type: Full timeposted on: Posted 30+ Days Agojob requisition id: 26949717**Discover your future at Citi**Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll...

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life...

We are looking for Java developers, from experienced seniors to hands-on principal engineers, to join long-term greenfield projects with a leading financial institution in London. You will be part of small, high-calibre engineering teams delivering strategic rebuilds and modernisation projects, replacing legacy systems with clean, cloud-aligned solutions...

Junior Java Analyst Developer / Technical Consultant95,000 p/aQuant Capital is urgently looking for a Java Analyst Developer / Technical Consultant to join our high profile client.Our client is a global trading platform software business. Its products are used globally by most asset managers and pension funds. They are well known in the fintech space and...

JAVA DEVELOPER - JVMLocation: Central LondonWorking Pattern: Hybrid 1-2 days in the office and the rest from home! Employment Type: PermanentSector: Financial ServicesTHE OPPORTUNITYWe are working with a high-growth financial services technology scale-up that is entering an exciting phase of expansion.This is an excellent opportunity for an experienced Java...

Junior Java Developer –Python, Ruby, Fintech50London45,000-50,000 + bonusQuant Capital is urgently looking for a Junior Java Developerto join our high profile client.Our client is an established financial data technology start up. They enable rapid trading transactions to be processed and are innovators in algorithm matching, big data and language...

Role:Java Developer Type:PERM/FTE Location:Belfast, Northern Ireland Working Model:Hybrid Core Responsibilities: Develop:Architect and maintain robust Java-based microservices leveraging Spring and SpringBoot frameworks. Lead:Guide development efforts, mentor junior developers, and ensure code quality, security, and performance. Collaborate:Partner with...

Ruby / JavaScript Web Developer – Rails Fintech 50 Quant Capital is urgently looking for a Ruby / JavaScript Web Developer to join our high profile client.Our client is a brand new investment firm driven by technology. They are well known in the media as solving one of the common problems for the retail investor and in the current climate this is a unique...

Python JavaScript Full Stack Web Developer FintechQuant Capital is urgently looking for a full stack web JavaScript and Django Web Developer to join our high profile client.Our client is a major global financial exchange, driven by technology. They are at the bleeding edge of not only product ideas but also technology and data manipulation. They use unique...

About Us: Based in San Francisco, California, Turing is the world's leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers who...

Job Description Internet Developer Software development company, producing policy administration systems and customer portals for the Life Insurance market. Seeking an individual with good experience in development experience in Java and Javascript /analysis/design experience in an IT environment. Must have previous experience working with Life Insurance...

Inside IR35 – Paying up to £50 per hour via umbrella.Location: Hybrid – working in London and Burgess Hill.We are currently looking for a Kotlin/Java Backend Developer who has a proven track recording working with Java 17, Swift and Kotlin. You will be building the mobile application service layer (backend for front end) for an upcoming iOS and Android...

Salary: £30,000 - 50,000 per year Requirements: Core Java skills, including object-oriented programming, collections, exception handling, and concurrency Experience building and deploying event-driven and RESTful APIs Foundational knowledge of SQL and relational database design Hands-on experience with Linux-based server environments Scripting experience...

Job Title: Java Developer Rate: 525 per day inside ir35 Location: Remote Contract: 6 months rolling We're looking for an experienced Java Developer to join a remote development team working on a Home Office project, building and enhancing secure, scalable Java applications and services. You'll work across Java, Spring Boot, REST APIs and microservices,...

Fullstack Java Developer2026-09-18T00:00:00LondonGreater LondonGBEC2V 8Any2026-12-17T07:02:20.303hackajob is partnering directly with Atos to hire for this role. Atos is the Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and...